[time-nuts] Thunderbolt - any negatives ?

Mike Naruta AA8K aa8k at comcast.net
Mon Jun 1 13:44:56 EDT 2009


I have a house battery with a TAPR HPSDR LPU
< http://www.tapr.org/kits_lpu.html >

A little overkill, but it's quiet and a back
up supply for the ones in my Open HPSDRs.


Mike - AA8K



Pete Lancashire wrote:
> Anyone running with a power supply with built in UPS ?
> 
> A long time ago (>15yrs) I did project that for a supply did
> a/c line -> battery -> +5/+12/-12. A side advantage was great
> isolation.
> 
> Can't remember the supply vendor tho' ...
> 
> -pete
> 
> 




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